Car-truck.



No. 861,766. PAIBNTED JULY- 60, 1907. 0. s. PULLIAM.

\ GAR TRUCK. APPLIOATION FILED JAIL, 1907.

WITNESEEE:

ATTORNEY UNITED srn ns PATENT oFFIo ()SWA Li) S. iULLlI-Ul, OF PIVlHIlI RG. IFXNSYLVANIA, ASSIHXUR T PITTSBURGH PENNSYLVAN l A.

.-\. CORPORATION OF CAB-TRUCK.

Be it known that l, ()SWALD S. PULLXAM, of'Pittsi which the following is a. specification.

The object of my invention is to provide a new and improved side-frame construction for ear trucks Referring to the drawing, 1 designntim the side-' I from one another.

,To this end the present invention consists of a. sidei'mme construction, in the novel features of construe tion, and in the combination of pin-ts all as hereinafter described and claimed.

' In the liceompiinying drnwing. which illustrates ap- [)liCtlLlUliS of my in vcnl inn, Figur l is zt'pzn't side ele- Vallinnitl and :1 parts'ci-iionzil View of sidemine construction embodying my invcnlion; Figv 2. a plan of the form of Fig. .1; Fig. 3, it view similar to Fig. 1, showing a modiiied form of connecting means; Fig. 4, 11 part plan and at prn't secti nal View of the form oi 'Tfd ig. 3; Fig. 5, a side oievntionhl .iOW ol' lhe box 01 Fig. Fig. 3.

and Fig. (S, a similnrview of the box shown by frame proper which is preferably formed it an integral structure and of cast-steel. The side-frame is provided with at centrally disposed opening 2, to receive in-end of a bolster, not shown.

3-3 represent axle-boxes made separate from the side-frame.

A characteristic and important feature of the present invention'is the means for connecting the axle-boxes with the side frame whereby the said boxes and frames may be readily connected and disconnect-ed In the drawing I show two forms of commotion, both formsi, however, have means formed integral with the nxle-boxes nil-opted to engage menus formed on the SideJ'runie.

In the form of Fig. 1 each end of the side-l'rnmeis Specification of Letters Patent.

Application filed January 29,1907. Serial No. 354.679.

Patented Jul so, 1907.

I provided with upper engaging-members 4 formedwith I a. recess 5, and lower engaging-members 6 formed with a recess 7. The axle-boxes in this form :ire provided with a top wodging-member 8 and with a lower .cngaging flange 9. In assembling the paints the axleboxes are inserted laterally in the side-frames, the member 8 being forced into position in the recess of engaging-member 4 and the flange 9 into recess 7 of the lower engaging-member (l. 10 designates bolts connecting the top and lmttom-mcmbers of the side frame. p v 1 In the form of Fi d 3, the aide-boxes are provided on their sides with a vertically disposed wedgingmember 11, and the side-frame formed with engagingmemliiers 12,. hitting a vertically extending rccessJS. Recesses 13 are adapted to receive the wedging-members 11 of the boxes. 14 designates extensions on the boxesand are adapted to be turned down over the members 12 when the boxes are applied to the sideimmes. I

,What I claim is:

1. In it side-frame construction for car-trucks, the combination with n-sido-frmne proper. of independent axle boxes. connecting-means formed integral with the sidefrnmc, a wedge-shaped member formed integral with each adapted to coopernto to lock the boxes to the side-frame.

.2. In a side-frame construction foVcnr-trucks, the combination with. a side-frame proper having ez'u-h of its ends provided with an upper engnging-rneinber. a lower engaging-member, of independent axle boxes each formed with an upper wedge-shaped member adapted to engage an upper eneneirig-member of the side-frame and a lower engaginn-member adapted to engage a lower enguqingmeinberol" the Sl(ll"fl.2lll10.

In tc =limony whereof I aliix' my signature in presence of two \vimesses.

' OSWALD s. PULLIAM.

\Vitncssos: I

)[AllGMil-IT lli'unns;

of the axle boxes, said eonnmiting-means and members 

